Auburn moves up to No. 4 in The Associated Press college football poll, setting up the second top-five matchup with Alabama in the history of the Iron Bowl.

The top-ranked Crimson Tide receives 56 first-place votes and runs its streak of consecutive top-five rankings to 46, tying for the fourth-most in the 77-year history of the AP rankings.

When Alabama plays at Auburn on Saturday it will be the first time since 1971 the heated rivals were both ranked in the top five. The winner takes the SEC West.

No. 2 Florida State receives four first-place votes. Undefeated Ohio State moves back to No. 3 after Baylor lost for the first time. The Bears slipped to No. 9 after a 49-17 loss at Oklahoma State. The Cowboys are No. 7.